A ball is thrown from the top of the building of a height of 80m. At the same instant, another ball is thrown upwards with a speed of 50m/s from the bottom of the building. At what time will both meet?
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Last Asked Apr 24, 2015
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Mohneesh Khaneja, Undergraduate student(B.Tech. I.T.) at Indian Institute Of Information Techno...
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he meet at the speed of 30 meter per second
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USING CONCEPTS OF RELATIVE MOTION,RELATIVE SPEED APPROACH=50m/S,relative acceleration=0,relative seperation=80m,so,80=50*time=1.6sec.
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